Design/Logic Flaw

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

CVE-2021-3450

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

CVE-2021-3450

CVE-2021-3450 affects OpenSSL 1.1.1h–1.1.1j where a bug in the X509_V_FLAG_X509_STRICT path overwrote a prior CA-check result, bypassing the non-CA certificates prohibition unless a programmed purpose is used. When a purpose is configured, the certificate chain is still rejected; the issue is fix...

CVE-2021-3450 CA certificate check bypass with X509_V_FLAG_X509_STRICT

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

PT-2021-2477 · Openssl +6 · Openssl +6

Name of the Vulnerable Software and Affected Versions: OpenSSL versions 1.1.1h through 1.1.1j Description: The issue is related to an error in the implementation of a check for certificates in a chain that have explicitly encoded elliptic curve parameters when the X509 V FLAG X509 STRICT flag is...

Facebook for WordPress < 3.0.0 - PHP Object Injection with POP Chain

The runaction function of the plugin deserializes user supplied data making it possible for PHP objects to be supplied creating an Object Injection vulnerability. There was also a useable magic method in the plugin that could be used to achieve remote code execution. PoC Step 1: Use the nonce...

CVE-2021-3450

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

CVE-2021-3450

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

Vulnerability in OpenSSL - CA certificate check bypass with X509_V_FLAG_X509_STRICT

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

OpenSSL -- Multiple vulnerabilities

The OpenSSL project reports: High: CA certificate check bypass with X509VFLAGX509STRICT CVE-2021-3450The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. High: NULL pointer deref in signaturealgorithms...

UBUNTU-CVE-2021-3450

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

Accellion Supply Chain Hack

A vulnerability in the Accellion file-transfer program is being used by criminal groups to hack networks worldwide. Theres much in the article about when Accellion knew about the vulnerability, when it alerted its customers, and when it patched its software. The governor of New Zealands central...

CVE-2021-26295

Apache OFBiz has unsafe deserialization prior to 17.12.06. An unauthenticated attacker can use this vulnerability to successfully take over Apache OFBiz. Recent assessments: zeroSteiner at March 31, 2021 1:24pm UTC reported: This vulnerability is pretty straightforward to exploit. It is due to an...

4 Techniques for Early Ransomware Detection

If you receive a ransom note, it’s already too late. Detect and stop ransomware attacks early in the kill chain with these 4 techniques...

1ib (>=1.0.9 <=1.0.11), 4front-cli (>=0.0.1 <=0.0.20) +375 more potentially affected by CVE-2021-23354 via printf (>=0.0.4 <=0.6.0)

printf NPM version =0.0.4, =1.0.9, =0.0.1, =1.0.0, =0.1.0, =0.1.0, =0.1.0, =0.2.0, =0.1.0, =0.1.5, =1.3.0, =1.2.26, =1.2.31, =7.54.0 and more Source cves: CVE-2021-23354 Source advisory: OSV:GHSA-XFHP-GMH8-R8V2...

DNSSEC: How It Works & Key Considerations

From its beginnings as a replacement for a centralized database, the Domain Name System DNS has evolved into a dynamic, highly distributed, question-answer protocol. The proverbial "phone book of the internet" has increased in complexity and scale alongside the rapid growth of the World Wide Web...

New macOS malware XcodeSpy found sneaking into spy on victims

By Habiba Rashid According to researchers, XcodeSpy malware is targeting Xcode Developers in a supply-check attack. This is a post from HackRead.com Read the original post: New macOS malware XcodeSpy found sneaking into spy on victims...

Using CHIRP to Detect Post-Compromise Threat Activity in On-Premises Environments

CISA Hunt and Incident Response Program CHIRP is a new forensics collection tool that CISA developed to help network defenders find indicators of compromise IOCs associated with the SolarWinds and Active Directory/M365 Compromise. CHIRP is freely available on the CISA GitHub repository. Similar t...

Mimecast: SolarWinds Attackers Stole Source Code

Hackers who compromised Mimecast networks as part of the SolarWinds espionage campaign have swiped some of the security firm’s source code repositories, according to an update by the company. The email security firm initially reported that a certificate compromise in January was part of the...

CVE-2021-22887

A vulnerability in the BIOS of Pulse Secure PSA-Series Hardware models PSA5000 and PSA7000 could allow an attacker to compromise BIOS firmware. This vulnerability can be exploited only as part of an attack chain. Before an attacker can compromise the BIOS, they must exploit the device...